Search results with tag "173 lium"

CONVERSION OF LEAK FLOW-RATES FOR VARIOUS FLUIDS …

disadvantage is the use of a test-gas, in most cases he­ lium. Thus, conversion of the leak flow-rate for another gas will be nearly always necessary. 2.3. The "Speedivac" leak-detector In the case where leaks should be localized one can use this …

  Lium, 173 lium